There will be a livestream available for the photocall, press conference and premiere at theBerlinale website. 

When it's time, just click on "Press Conference" for the photocall and press conference and on"Red Carpet" for the premiere here: LIVESTREAM

The photocall starts at 1:45PM CET (Berlin time), the press conference right after at 1:55PM CET and the red carpet at 6:45PM CET.

In EST/PST:

Photocall - 7:45AM EST / 4:45AM PST
Press Conference - 7:55AM EST / 4:55AM PST
Premiere/Red Carpet - 12:45PM EST / 9:45PM PST

According to Studio Canal, Rob, Uma Thurman, Christina Ricci and 'Bel Ami' directors Declan Donnellan and Nick Ormerod, will be the ones promoting the movie at the Berlin Film Festival.

Source / via